These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.97 s (backtrack: 0/20).

[ebuild  N     ] media-libs/dumb-2.0.3-r1:0/2::gentoo  USE="-allegro -examples" CPU_FLAGS_X86="sse" 183 KiB

Total: 1 package (1 new), Size of downloads: 183 KiB